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"HW203NSFB4 (ACB, 2000A, 65KA Icu, No Earth Leakage Protection) The HW203NSFB4 is a 2000A-rated three-pole air circuit breaker designed for large-scale power distribution. It features an Icu of 65KA, providing exceptional short-circuit fault protection. This model does not include earth leakage protection, making it suitable for applications requiring external ground fault detection."
Hager
